493657013571 has 8 divisors (see below), whose sum is σ = 658214896464. Its totient is φ = 329101903200.

The previous prime is 493657013533. The next prime is 493657013581. The reversal of 493657013571 is 175310756394.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 493657013571 - 2¹⁰ = 493657012547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (493657013581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234276 + ... + 1020881.

It is an arithmetic number, because the mean of its divisors is an integer number (82276862058).

Almost surely, 2^493657013571 is an apocalyptic number.

493657013571 is a deficient number, since it is larger than the sum of its proper divisors (164557882893).

493657013571 is a wasteful number, since it uses less digits than its factorization.

493657013571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386261.

The product of its (nonzero) digits is 2381400, while the sum is 51.

The spelling of 493657013571 in words is "four hundred ninety-three billion, six hundred fifty-seven million, thirteen thousand, five hundred seventy-one".